{"id":46679,"date":"2024-12-02T16:52:18","date_gmt":"2024-12-02T08:52:18","guid":{"rendered":"https:\/\/fwq.ai\/blog\/46679\/"},"modified":"2024-12-02T16:52:18","modified_gmt":"2024-12-02T08:52:18","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e5%8d%8f%e7%a8%8b%e4%bc%98%e5%8c%96-java-%e5%87%bd%e6%95%b0%e5%bc%82%e6%ad%a5%e6%80%a7%e8%83%bd%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/46679\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528\u534f\u7a0b\u4f18\u5316 Java \u51fd\u6570\u5f02\u6b65\u6027\u80fd\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5982\u4f55\u4f7f\u7528\u534f\u7a0b\u4f18\u5316 Java \u51fd\u6570\u5f02\u6b65\u6027\u80fd\uff1f<\/h1>\n<p>\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300a\u5982\u4f55\u4f7f\u7528\u534f\u7a0b\u4f18\u5316 Java \u51fd\u6570\u5f02\u6b65\u6027\u80fd\uff1f\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~<\/p>\n<p>\u534f\u7a0b\u4f18\u5316 Java \u5f02\u6b65\u6027\u80fd\uff1a\u534f\u7a0b (Fiber) \u662f Java \u4e2d\u7684\u8f7b\u91cf\u7ea7\u5e76\u53d1\u539f\u8bed\uff0c\u5141\u8bb8\u5355\u4e2a\u7ebf\u7a0b\u540c\u65f6\u6267\u884c\u591a\u4e2a\u4efb\u52a1\u3002Fiber \u7684\u597d\u5904\u5305\u62ec\u51cf\u5c11\u4e0a\u4e0b\u6587\u5207\u6362\u5f00\u9500\u3001\u63d0\u9ad8\u541e\u5410\u91cf\u548c\u54cd\u5e94\u65f6\u95f4\u3002\u4f7f\u7528 java.util.concurrent.Flow \u5305\u521b\u5efa Fiber\u3002\u8c03\u7528 subscribe \u65b9\u6cd5\u6267\u884c Fiber\u3002Fiber \u63d0\u4f9b\u5904\u7406\u7ba1\u9053\u4fe1\u53f7\u7684\u65b9\u6cd5\uff1aonSubscribe\u3001onNext\u3001onComplete \u548c onError\u3002\u5b9e\u6218\u6848\u4f8b\u5c55\u793a\u4e86 Fiber \u5728 HTTP \u670d\u52a1\u5668\u4e2d\u4f18\u5316\u6027\u80fd\u7684\u5e94\u7528\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729921343671c813fba645.jpg\" class=\"aligncenter\" title=\"\u5982\u4f55\u4f7f\u7528\u534f\u7a0b\u4f18\u5316 Java \u51fd\u6570\u5f02\u6b65\u6027\u80fd\uff1f\u63d2\u56fe\" alt=\"\u5982\u4f55\u4f7f\u7528\u534f\u7a0b\u4f18\u5316 Java \u51fd\u6570\u5f02\u6b65\u6027\u80fd\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u4f7f\u7528\u534f\u7a0b\u4f18\u5316 Java \u51fd\u6570\u5f02\u6b65\u6027\u80fd<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>\u534f\u7a0b\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u5e76\u53d1\u539f\u8bed\uff0c\u53ef\u8ba9\u60a8\u5229\u7528\u5355\u4e2a\u7ebf\u7a0b\u540c\u65f6\u6267\u884c\u591a\u4e2a\u4efb\u52a1\u3002\u8fd9\u5bf9\u4e8e\u9700\u8981\u5f02\u6b65\u5904\u7406\u8bb8\u591a\u5e76\u53d1\u4efb\u52a1\u7684\u5e94\u7528\u7a0b\u5e8f\u975e\u5e38\u6709\u7528\u3002Java \u4e2d\u7684\u534f\u7a0b\u88ab\u79f0\u4e3a Fiber\uff0c\u662f\u4f7f\u7528 Loom \u865a\u62df\u673a\u5b9e\u73b0\u7684\u3002<\/p>\n<p><strong>Fiber \u7684\u597d\u5904<\/strong><\/p>\n<ul>\n<li>\u5728\u5355\u4e2a\u7ebf\u7a0b\u4e0a\u5e76\u53d1\u6267\u884c\u4efb\u52a1<\/li>\n<li>\u51cf\u5c11\u4e0a\u4e0b\u6587\u5207\u6362\u5f00\u9500<\/li>\n<li>\u63d0\u9ad8\u541e\u5410\u91cf\u548c\u54cd\u5e94\u65f6\u95f4<\/li>\n<\/ul>\n<p><strong>\u521b\u5efa Fiber<\/strong><\/p>\n<p>Fiber \u7531 <code>java.util.concurrent.Flow<\/code> \u5305\u4e2d\u7684 <code>Flow<\/code> \u63a5\u53e3\u8868\u793a\u3002\u8981\u521b\u5efa Fiber\uff0c\u60a8\u9700\u8981\uff1a<\/p>\n<pre>Flow.Subscription subscription = ...;\nFiber fiber = Fiber.of(() -&gt; {\n  \/\/ \u60a8\u7684\u5f02\u6b65\u4efb\u52a1\u4ee3\u7801\n});<\/pre>\n<p><strong>\u6267\u884c Fiber<\/strong><\/p>\n<p>\u8981\u6267\u884c Fiber\uff0c\u8bf7\u8c03\u7528 <code>subscribe<\/code> \u65b9\u6cd5\uff1a<\/p>\n<pre>fiber.subscribe(subscription);<\/pre>\n<p><strong>\u5904\u7406\u7ba1\u9053\u4fe1\u53f7<\/strong><\/p>\n<p>Fiber \u8fd4\u56de\u4e8b\u4ef6\u5904\u7406\u65b9\u6cd5\u8fdb\u884c\u5904\u7406\uff1a<\/p>\n<ul>\n<li><code>onSubscribe<\/code>: \u5f53 Fiber \u8ba2\u9605\u7ba1\u9053\u4fe1\u53f7\u65f6\u8c03\u7528\u3002<\/li>\n<li><code>onNext<\/code>: \u5f53 Fiber \u63a5\u6536\u6570\u636e\u65f6\u8c03\u7528\u3002<\/li>\n<li><code>onComplete<\/code>: \u5f53 Fiber \u5b8c\u6210\u65f6\u8c03\u7528\u3002<\/li>\n<li><code>onError<\/code>: \u5f53 Fiber \u9047\u5230\u9519\u8bef\u65f6\u8c03\u7528\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528 Fiber \u6765\u4f18\u5316 HTTP \u670d\u52a1\u5668\u6027\u80fd\u7684\u793a\u4f8b\uff1a<\/p>\n<pre>import java.io.IOException;\nimport java.net.InetSocketAddress;\nimport java.nio.channels.AsynchronousServerSocketChannel;\nimport java.nio.channels.AsynchronousSocketChannel;\nimport java.util.concurrent.Flow;\nimport java.util.concurrent.Future;\n\npublic class HttpServer {\n\n  public static void main(String[] args) throws IOException {\n    \/\/ \u521b\u5efa\u670d\u52a1\u5668\u5957\u63a5\u5b57\u901a\u9053\n    AsynchronousServerSocketChannel server =\n        AsynchronousServerSocketChannel.open().bind(new InetSocketAddress(8080));\n\n    \/\/ \u5faa\u73af\u63a5\u53d7\u5ba2\u6237\u7aef\u8fde\u63a5\n    while (true) {\n      Fiber.of(() -&gt; {\n        \/\/ \u7b49\u5f85\u5ba2\u6237\u7aef\u8fde\u63a5\n        Future&lt;AsynchronousSocketChannel&gt; future = server.accept();\n        AsynchronousSocketChannel client = future.get();\n\n        \/\/ \u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42\n        ...\n      }).subscribe(new Flow.Subscriber&lt;&gt;() {\n        @Override\n        public void onSubscribe(Flow.Subscription subscription) {}\n\n        @Override\n        public void onNext(AsynchronousSocketChannel item) {\n          \/\/ \u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42\n          ...\n        }\n\n        @Override\n        public void onComplete() {}\n\n        @Override\n        public void onError(Throwable throwable) {}\n      });\n    }\n  }\n}<\/pre>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u901a\u8fc7\u4f7f\u7528\u534f\u7a0b\uff0c\u60a8\u53ef\u4ee5\u663e\u7740\u4f18\u5316 Java \u51fd\u6570\u7684\u5f02\u6b65\u6027\u80fd\u3002Fiber \u5141\u8bb8\u60a8\u5728\u5355\u4e2a\u7ebf\u7a0b\u4e0a\u5e76\u53d1\u6267\u884c\u4efb\u52a1\uff0c\u4ece\u800c\u51cf\u5c11\u4e0a\u4e0b\u6587\u5207\u6362\u5f00\u9500\u5e76\u63d0\u9ad8\u541e\u5410\u91cf\u548c\u54cd\u5e94\u65f6\u95f4\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\u7c73\u4e91\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u4f7f\u7528\u534f\u7a0b\u4f18\u5316 Java \u51fd\u6570\u5f02\u6b65\u6027\u80fd\uff1f \u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300a\u5982\u4f55\u4f7f\u7528\u534f\u7a0b\u4f18\u5316 Java \u51fd\u6570\u5f02\u6b65\u6027\u80fd\uff1f\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~ \u534f\u7a0b\u4f18\u5316 Java \u5f02\u6b65\u6027\u80fd\uff1a\u534f\u7a0b (Fiber) \u662f Java \u4e2d\u7684\u8f7b\u91cf\u7ea7\u5e76\u53d1\u539f\u8bed\uff0c\u5141\u8bb8\u5355\u4e2a\u7ebf\u7a0b\u540c\u65f6\u6267\u884c\u591a\u4e2a\u4efb\u52a1\u3002Fiber \u7684\u597d\u5904\u5305\u62ec\u51cf\u5c11\u4e0a\u4e0b\u6587\u5207\u6362\u5f00\u9500\u3001\u63d0\u9ad8\u541e\u5410\u91cf\u548c\u54cd\u5e94\u65f6\u95f4\u3002\u4f7f\u7528 java.util.concurrent.Flow \u5305\u521b\u5efa Fiber\u3002\u8c03\u7528 subscribe \u65b9\u6cd5\u6267\u884c Fiber\u3002Fiber \u63d0\u4f9b\u5904\u7406\u7ba1\u9053\u4fe1\u53f7\u7684\u65b9\u6cd5\uff1aonSubscribe\u3001onNext\u3001onComplete \u548c onError\u3002\u5b9e\u6218\u6848\u4f8b\u5c55\u793a\u4e86 Fiber \u5728 HTTP \u670d\u52a1\u5668\u4e2d\u4f18\u5316\u6027\u80fd\u7684\u5e94\u7528\u3002 \u4f7f\u7528\u534f\u7a0b\u4f18\u5316 Java \u51fd\u6570\u5f02\u6b65\u6027\u80fd \u7b80\u4ecb \u534f\u7a0b\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u5e76\u53d1\u539f\u8bed\uff0c\u53ef\u8ba9\u60a8\u5229\u7528\u5355\u4e2a\u7ebf\u7a0b\u540c\u65f6\u6267\u884c\u591a\u4e2a\u4efb\u52a1\u3002\u8fd9\u5bf9\u4e8e\u9700\u8981\u5f02\u6b65\u5904\u7406\u8bb8\u591a\u5e76\u53d1\u4efb\u52a1\u7684\u5e94\u7528\u7a0b\u5e8f\u975e\u5e38\u6709\u7528\u3002Java \u4e2d\u7684\u534f\u7a0b\u88ab\u79f0\u4e3a Fiber\uff0c\u662f\u4f7f\u7528 Loom \u865a\u62df\u673a\u5b9e\u73b0\u7684\u3002 Fiber \u7684\u597d\u5904 \u5728\u5355\u4e2a\u7ebf\u7a0b\u4e0a\u5e76\u53d1\u6267\u884c\u4efb\u52a1 \u51cf\u5c11\u4e0a\u4e0b\u6587\u5207\u6362\u5f00\u9500 \u63d0\u9ad8\u541e\u5410\u91cf\u548c\u54cd\u5e94\u65f6\u95f4 \u521b\u5efa Fiber Fiber \u7531 java.util.concurrent.Flow \u5305\u4e2d\u7684 Flow \u63a5\u53e3\u8868\u793a\u3002\u8981\u521b\u5efa Fiber\uff0c\u60a8\u9700\u8981\uff1a Flow.Subscription subscription = &#8230;; Fiber [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-46679","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46679","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=46679"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46679\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=46679"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=46679"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=46679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}